Finding the Fourth Proportional to 258,160,120.60, 356,250,600.33 and 140,682,946.99
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Solution
The fourth proportional to 258,160,120.60, 356,250,600.33 and 140,682,946.99 is: 194,136,817.90
Step by Step Solution
- Step 1: Write the proportion equation
258,160,120.60 : 356,250,600.33 = 140,682,946.99 : x - Step 2: Convert to fraction form
258,160,120.60/356,250,600.33 = 140,682,946.99/x - Step 3: Cross multiply
258,160,120.60x = 356,250,600.33 × 140,682,946.99 - Step 4: Simplify right side
258,160,120.60x = 50,118,384,321,381,064 - Step 5: Solve for x
x = 50,118,384,321,381,064/258,160,120.60 - Step 6: Final answer
x = 194,136,817.90
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.